121404014123443 has 2 divisors, whose sum is σ = 121404014123444. Its totient is φ = 121404014123442.

The previous prime is 121404014123437. The next prime is 121404014123501. The reversal of 121404014123443 is 344321410404121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121404014123443 - 2³³ = 121395424188851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121404014123399 and 121404014123408.

It is not a weakly prime, because it can be changed into another prime (121404014126443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60702007061721 + 60702007061722.

It is an arithmetic number, because the mean of its divisors is an integer number (60702007061722).

Almost surely, 2^{121404014123443} is an apocalyptic number.

121404014123443 is a deficient number, since it is larger than the sum of its proper divisors (1).

121404014123443 is an equidigital number, since it uses as much as digits as its factorization.

121404014123443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 121404014123443 its reverse (344321410404121), we get a palindrome (465725424527564).

The spelling of 121404014123443 in words is "one hundred twenty-one trillion, four hundred four billion, fourteen million, one hundred twenty-three thousand, four hundred forty-three".